A mainframe computer is large but not as large as a supercomputer and has more processing power than some other classes of computers, such as minicomputers, workstations, and personal computers.

Mainframe systems are computers able to process billions of calculations and transactions in real time, securely and reliably.

Mainframe computing enables large-scale data processing through a single, powerful central system. This system supports multiple users and terminals in real time.

Jul 12, 2025 · In simple terms, mainframe computers are super-fast and reliable machines that help process large amounts of data quickly and efficiently. They are designed to ensure that critical …

The mainframe system architecture is a complex, highly scalable, and secure structure to handle large-scale processing of transactions, data, and critical applications.

Nov 12, 2025 · Mainframe, digital computer designed for high-speed data processing with heavy use of input/output units such as large-capacity disks and printers. Mainframes have been used for such …

Jan 19, 2023 · A mainframe is defined as a large, powerful computer typically used for complex calculations and data processing tasks. It can connect to multiple end clients simultaneously so that …

Apr 12, 2023 · A mainframe, also known as big iron, is a high-performance computer used for large-scale, compute-intensive purposes and tasks that require greater availability and security than …

Nov 25, 2025 · What Is A Mainframe? Understanding the Core of Enterprise Computing What is a Mainframe? It’s a powerful, high-performance computer system designed for massive data …

Jun 20, 2025 · A modern mainframe in computer environments operates as a high-performance, multi-user platform. It handles billions of transactions daily, supports multiple operating systems, and …